PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nitrogen sources include ammonias such as ammonium chloride, ammonium sulfate, ammonium phosphate, ammonium nitrate, ammonium acetate and ammonia water; and organic nitrogen sources such as urea, meat extract, peptone, Casamino acid, corn steep liquor, defatted soybean meal, and protein hydrolyzate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com